FR673231A - Improvements to manufacturing systems for magnetic cores for electrical devices - Google Patents
Improvements to manufacturing systems for magnetic cores for electrical devicesInfo
- Publication number
- FR673231A FR673231A FR673231DA FR673231A FR 673231 A FR673231 A FR 673231A FR 673231D A FR673231D A FR 673231DA FR 673231 A FR673231 A FR 673231A
- Authority
- FR
- France
- Prior art keywords
- electrical devices
- magnetic cores
- manufacturing systems
- systems
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US673231XA | 1928-04-06 | 1928-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR673231A true FR673231A (en) | 1930-01-13 |
Family
ID=22075220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR673231D Expired FR673231A (en) | 1928-04-06 | 1929-04-04 | Improvements to manufacturing systems for magnetic cores for electrical devices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR673231A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4295112A (en) * | 1978-08-30 | 1981-10-13 | Mitsubishi Denki Kabushiki Kaisha | Residual current transformer |
WO1992022744A1 (en) * | 1991-06-13 | 1992-12-23 | Robert Bosch Gmbh | Coil core with earth contact |
-
1929
- 1929-04-04 FR FR673231D patent/FR673231A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4295112A (en) * | 1978-08-30 | 1981-10-13 | Mitsubishi Denki Kabushiki Kaisha | Residual current transformer |
WO1992022744A1 (en) * | 1991-06-13 | 1992-12-23 | Robert Bosch Gmbh | Coil core with earth contact |
US5398014A (en) * | 1991-06-13 | 1995-03-14 | Robert Bosch Gmbh | Core having earth contacting |
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